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HS-9819C is PVAC type low shrinkage additive for SMC/BMC, with magnesium oxide it can stabilise thickening and low shrinkage. It can be used with HS-1180, HS-1520, HS-1503 and other unsaturated polyester resins to get high surface quality products, but the colouring performance is limited.
HS-9819C
Huake
Low Shrinkage Additive for SMC/BMC HS-9819C
n Characteristics and main uses：
HS-9819C is PVAC type low shrinkage additive for SMC/BMC, with magnesium oxide it can stabilise thickening and low shrinkage. It can be used with HS-1180, HS-1520, HS-1503 and other unsaturated polyester resins to get high surface quality products, but the colouring performance is limited.
n Technical indicators：
Item | Unit | Standard Requirements | Test Method |
Appearance | -- | Transparent - slightly turbid liquid | GB/T 8237.6.1.1 |
Viscosity | 25℃ , mPa.s | 5500-7500 | HK-F-TM-05 |
Solid content | % | 40.5-43.5 | GB/T 7193.4.3 |
n Attention:
Ø Transportation should be in accordance with the provisions of the State Council's Regulations on the Safe Management of Dangerous Chemicals, Chapter 5, Transportation and Handling of Dangerous Chemical Substances. The product should be stored in a cool place under 25℃, avoid fire, isolate heat source, and keep it sealed to prevent moisture intrusion and volatilisation of monomer. Shelf life is 6 months when stored under 25℃.
